Holden Beach, North Carolina has a Humid Subtropical Climate climate (Köppen classification: Cfa). Average annual temperatures range from 56.3 °F (low) to 72.6 °F (high). Annual precipitation averages 55.5 Inches. Holden Beach is located in USDA Plant Hardiness Zone 8b. The growing season typically runs from the last frost around Mar. 1 - Mar. 10 through the first frost around Nov. 11 - Nov. 20.
| Month | Avg. Low | Avg. High | Avg. Precip |
|---|---|---|---|
| January | 37.9 °F | 55.6 °F | 3.92 in. |
| February | 39.5 °F | 57.9 °F | 3.44 in. |
| March | 45.6 °F | 64.3 °F | 3.88 in. |
| April | 54.7 °F | 72.4 °F | 3.43 in. |
| May | 63.2 °F | 78.9 °F | 3.59 in. |
| June | 71.1 °F | 84.8 °F | 4.76 in. |
| July | 74.6 °F | 87.2 °F | 6.5 in. |
| August | 73.4 °F | 87.1 °F | 6.91 in. |
| September | 68.6 °F | 82.8 °F | 7.54 in. |
| October | 58.1 °F | 75.1 °F | 4.53 in. |
| November | 47.4 °F | 65.7 °F | 3.34 in. |
| December | 41.0 °F | 58.8 °F | 3.69 in. |
| Annual | 56.3 °F | 72.6 °F | 55.53 in. |
| Average First Frost Date | Nov. 11 - Nov. 20 |
| Average Last Frost Date | Mar. 1 - Mar. 10 |
| Average Days With Frost | 30-40 Days |
| Plant Hardiness Zone | Zone 8b : 15°F to 20°F |
| Plant Hardiness Zone - 2012 | Zone 8a : 10°F to 15°F |
| Current Drought Conditions | Extreme Drought |
| Köppen Climate Classification | Cfa - Humid Subtropical Climate |